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Source Music Groups by YouTube Subscribers

Le Sserafim leads with 8.9M subscribers. Source Music groups ranked by YouTube subscribers.

Updated 1 groupSource: YouTube

All 1 Source Music group by subscribers

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1
Le Sserafim
Le Sserafim
4th gen · #14 overall

8.9M

Seven-day change: +30K

Subscriber counts come straight from YouTube, rounded to three figures the way YouTube shows them – so ties happen, and small moves on big channels show as a dash. Official group channels only; label channels such as HYBE LABELS or SMTOWN are not counted. 7 days: the change since the snapshot closest to a week earlier. The arrow under a rank: places moved since last week. The line shows the last 30 days, one snapshot a day, in the colour of the weekly change. Snapshot , KST.

Quick answers

From today's numbers, updated with the list.

Which Source Music group has the most subscribers on YouTube?

Le Sserafim has the most YouTube subscribers of all Source Music groups on Chukkae, with 8.9M subscribers as of October 20, 2026.

Which Source Music group gained the most YouTube subscribers this week?

Le Sserafim gained the most over the past seven days, up 30K subscribers to 8.9M as of October 20, 2026. The fastest-growing ranking lists every group by its weekly gain.

How often is the ranking updated?

Subscriber counts come directly from YouTube and are refreshed every morning (KST); the snapshot date is shown above the list (currently October 20, 2026). Counts are shown as YouTube reports them, rounded to three significant figures.

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